netdev - Re: [Patch net] bridge: do not expire mdb entry when bridge still uses it

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Message-ID: <1362966251.17872.2.camel@cr0>
Date:	Mon, 11 Mar 2013 09:44:11 +0800
From:	Cong Wang <amwang@...hat.com>
To:	Herbert Xu <herbert@...dor.hengli.com.au>
Cc:	netdev@...r.kernel.org, bridge@...ts.linux-foundation.org,
	Stephen Hemminger <stephen@...workplumber.org>,
	"David S. Miller" <davem@...emloft.net>,
	Adam Baker <linux@...er-net.org.uk>
Subject: Re: [Patch net] bridge: do not expire mdb entry when bridge still
 uses it

On Fri, 2013-03-08 at 19:24 +0800, Herbert Xu wrote:
> On Fri, Mar 08, 2013 at 03:26:21PM +0800, Cong Wang wrote:
> >
> > Hmm, what the user experiences is the multicast traffic between the
> > bridge and some port is broken. Isn't this expected to work by default?
> 
> Oh I'm not arguing that this isn't a bug.  I'm trying to ensure
> that we come up with the right fix.

Do you have any idea of a better fix?

> 
> > Or we can just change the default value of br->multicast_router to 2?
> 
> No because that will cause all sorts of stuff to be thrown at
> the host.
> 

OK.

Thanks!

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